← The evidence ledger
Evidence row 73421
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://desk.grokaiapps.com/v1/jobs/url-probe
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 6d8fafbd3dfacf71f00c6b687768747c7412a1fb9c39502b2bbf7af87aaaea48
- Leaf
- 0x9aa23d3660a65f0f066cb68b7221c1903bd3268a7822b4c150fa753cd181a846
What was observed
{
"endpoints": [
[
"x402",
"https://desk.grokaiapps.com/v1/jobs/url-probe"
]
],
"name": "AUTOGROK Desk",
"owner_address": "0x2beb44d877ac1a3fe12230ded74ef5f934cabc29",
"raw": {
"accepts": [
{
"amount": "30000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 60,
"network": "eip155:8453",
"payTo": "0x2Beb44D877aC1A3fe12230Ded74EF5f934caBC29",
"scheme": "exact"
}
],
"description": "Call when you need a cheap reachability/health check before a heavier fetch. Probes a public http(s) URL (HEAD, GET fallback): status, final URL, content-type, timing. No full body download (GET peeks ≤8KB). SSRF-safe public hosts only. Not for authenticated or private network URLs.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"method": "HEAD",
"url": "https://example.com"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"contentLength": null,
"contentType": "text/html",
"elapsedMs": 120,
"finalUrl": "https://example.com/",
"methodUsed": "HEAD",
"ok": true,
"redirected": false,
"status": 200,
"url": "https://example.com/"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"method": {
"description": "Prefer HEAD (default); GET peeks at most 8KB",
"enum": [
"HEAD",
"GET"
],
"type": "string"
},
"url": {
"description": "Public http(s) URL to probe",
"format": "uri",
"type": "string"
}
},
"required": [
"url"
]
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"contentLength": {
"type": [
"integer",
"null"
]
},
"contentType": {
"type": [
"string",
"null"
]
},
"elapsedMs": {
"type": "integer"
},
"finalUrl": {
"type": "string"
},
"methodUsed": {
"enum": [
"HEAD",
"GET"
],
"type": "string"
},
"ok": {
"type": "boolean"
},
"redirected": {
"type": "boolean"
},
"status": {
"type": "integer"
},
"url": {
"type": "string"
}
},
"required": [
"url",
"finalUrl",
"status",
"ok",
"methodUsed",
"elapsedMs"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"s": [
"cdp_sdk_server"
]
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"maxItems": 11,
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
},
"eip2612GasSponsoring": {},
"erc20ApprovalGasSponsoring": {}
},
"lastUpdated": "2026-10-24T00:43:12.568Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 3,
"lastCalledAt": "2026-10-24T00:43:12.171Z"
},
"resource": "https://desk.grokaiapps.com/v1/jobs/url-probe",
"serviceName": "AUTOGROK Desk",
"tags": [
"url-probe",
"http",
"healthcheck",
"search",
"data"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Call when you need a cheap reachability/health check before a heavier fetch. Probes a public http(s) URL (HEAD, GET fallback): status, final URL, content-type, timing. No full body download (GET peeks ≤8KB). SSRF-safe public hosts only. Not for authenticated or private network URLs."
}What the leaf hashes
{"body":"6d8fafbd3dfacf71f00c6b687768747c7412a1fb9c39502b2bbf7af87aaaea48","id":73421,"kind":"listing","method":"baseline/1","observed_us":1793025487612192,"prev":null,"subject":"x402_bazaar:https://desk.grokaiapps.com/v1/jobs/url-probe","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x9aa288d03ed2f364c4df6dd044a81a821b845ba6c28b76fb46d28628799ca574
- 0xf3c8446862481ab6b5f5caedfff09fe81c143c7ec8ed429595c5c60a5f26aa74
- 0x2c38dcd7ee84be8a41ba70af01b021a70102ec0199d4a870a225ff3959d1e8ac
- 0x4e17473f24dafea5d51d943088516303fcdf0978b99066fe5f95c1c746e785d6
- 0xa6fdd52b1a9dcb0a8560dc4186b2f12e4ce9ef8a364fa7ad35c6ad706d6cf777
- 0x98cb7aafc81888b00b7426814db22e0ea54ad9751b0638ab439656876c996637
- 0xe82b2c0a3258bc2baa67f4f6d7d31a167610684b7554827fd78aa4281b47dafa
- 0xe376cc3574bd5664904c49a3f62b1a07120af860822e5a9d3dd1f413fb11827b
- 0x3f633c7b92468c8018a53ff43d62a3f84dde7a80b96c682fd1e24807a7161edb
- 0xf6875e1a5b7fad4e83ba62e2cff960aa72810186bc672e4064792557da09184e
- 0x2c3b7cfe0eedcaf62de3a3cb4a2c0ef97e866e6e41191a5ffb58de967e516348
- 0xfee33ee0189dc82c649bd0324796a297b897507b2fddbbe2eff331c40c960ce2
- 0x239fd39716710e7412bd120c373072b4c0d8b11bb9ee431dad62a2ce57b3d6f4
- 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
- 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae